body{
    background-color: #fff;
}
.header{
    height: 200px;
    width: 100%;
    .img{
        height: 100px;
        width: 100px;
    }
}
.box{
    line-height: 60px;
    margin: 0 30px 0 20px;
    border-bottom: 1px solid #f5f5f5;
    color: #999;
    .a-box{
        border: none;
        background-color: #fff;
        outline: none;
    }
}
.bottom{
    margin: 30px 30px 0 20px;
    .a-bottom{
        width: 100%;
        height: 60px;
        background-color: #ff5516;
        color: #fff;
        border-radius: 5px;
    }
}